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Atraumatic headache in US emergency departments: recent trends in CT/MRI utilisation and factors associated with severe intracranial pathology
- Correspondence to John W Gilbert, Yale School of Medicine, Attn: Hilmer Ayuso, 464 Congress Avenue Suite 260, New Haven, CT 06519, USA; john.gilbert{at}yale.edu
Citation
Atraumatic headache in US emergency departments: recent trends in CT/MRI utilisation and factors associated with severe intracranial pathology
Publication history
- Accepted June 19, 2011
- First published August 19, 2011.
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October 24, 2016
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© 2012, Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://group.bmj.com/group/rights-licensing/permissions.